Fast track to net-zero
We're empowering businesses to set meaningful net-zero targets, providing the products and tools needed to report zero carbon emissions.
Start your net-zero journey
SmartestEnergy
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Commercial and Industrial
Commercial and Industrial
Commercial and Industrial
Commercial and Industrial (C&I) businesses and energy consultants can explore our wide range of fixed and flexible contract structures here, with certified 100% renewable electricity available across all our products.
Commercial and Industrial
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Business
Business
Business
SmartestEnergy Business offer a range of competitive electricity and gas products to suit any small-medium UK business. Find out how we can help your business reduce your energy costs and protect you against market price uncertainty.
Business
SmartFix Renewable Product Guide
Learn more about taking the smartest journey to renewable energy, download our SmartFix renewable product guide.
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Generators
Generators
Generators
We offer independent generators a competitive route to market with our various Power Purchase Agreements (PPAs) suitable for renewable and flexible assets. Take advantage of our trading expertise spanning 20 years and find out how we can help you maximise your assets’ potential.
Generators
SmartFlex trading portal
Track the market, react to price spikes and trade at the click of a button with SmartFlex, available with our Flexible PPA product.
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About Us
About Us
About Us
SmartestEnergy is a B2B energy company empowering switched-on customers, generators and partners to get to net zero. See how our unique business model sets us apart from our competitors and why the support from our parent company, Marubeni Corporation makes us a stable, well-resourced partner.
About Us
Celebrating 20 years of SmartestEnergy
Having been established in 2001, SmartestEnergy celebrates 20 years of shaping the global energy landscape this year and reaffirms our commitment to driving a smarter transition to net-zero globally.
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Info Hub
Info Hub
Info Hub
All our published content is available within the info Hub, providing everything from the latest industry news to key company updates and insights from our in-house experts. Inform your energy strategy with these resources.
Info Hub
Download our latest Annual report
In our latest Annual Report and Financial Statements, we reflect on the year 2022-23 and the progress we have made in the months since, recapping our business activities, highlighting our key achievements, and looking towards the future of SmartestEnergy.
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Customer Service
Customer Service
Customer Service
Here you will find information relating to billing and payments; guidance on how to advise us about a change of tenancy or new meter connection and how to contact our customer service teams for Industrial and Commercial, Business and Smart Generation.
Customer Service
Access our online customer tools
Our customer login page provides a dedicated area for customers to access all online tools centrally and easily manage their energy contracts day-to-day
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Contact us
Contact us
Contact us
Here you will find the contact details for SmartestEnergy Limited and SmartestEnergy Business, as well as our office locations. Reach our sales and customer services teams via phone or email or submit a general enquiry using our online form.
Contact us
Join our team and power a revolution
Discover what it’s like to work for a next generation energy company. Search our current job vacancies and apply to be part of the SmartestEnergy team
Explore career opportunities 
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Search results
Search results for "flexibility"
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Informer Issue 612 - 22/08/2023
This week's energy news headlines: More use of flexibility could save billions for energy users and cut GB’s carbon footprint; The regulator gives its backing to a connections amnesty to free up grid capacity; A new service aims to help SMEs access advice to reduce bills and decarbonise; Our industry round-up includes the latest updates from Government departments and energy regulators.
22 08 2023
Read moreNews article - 22 August 2023
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Informer Issue 570 - 25/10/2022
This week's energy news headlines: Energy industry leaders claim a new bill gives the Government sweeping new powers over the sector; The system operator provides more details on its demand flexibility service for winter; Businesses are urged to step up their efforts to monitor emissions; Our industry round-up includes the latest updates from Government departments and energy regulators.
25 10 2022
Read moreNews article - 25 October 2022
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Informer Issue 547 - 01/02/2022
This week's energy news headlines: The scale of the increases seen in GB power prices is revealed in a new report; An uncertain backdrop has led the Government to increase Capacity Market targets; Businesses need to assess the risk mitigation benefits of investment in flexibility as well as revenue potential.
01 02 2022
Read moreNews article - 1 February 2022
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Informer Issue 530 - 21/09/2021
This week's energy news headlines: The Government has dismissed talk of potential blackouts as misleading and alarmist; A fire at the main power link between the UK and France adds further pressures to supply margins; Demand from EVs could see power demand from the transport sector increase 31 times by 2040.
21 09 2021
Read moreNews article - 21 September 2021
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Informer Issue 502 - 02/03/2021
National Grid predicts tight system margins for later this week; Government announces that the UK's post-Brexit Emissions Trading System is set to launch in May; and a ‘ground-breaking’ change to the BSC will enable assets such as storage to play a greater role in balancing the system.
02 03 2021
Read moreNews article - 2 March 2021
